CATReading Comprehension > Mediumrings discolour and darken over time.atmosphere absorbs comet dustrings lose mass over timemoons create a gap between the rings.✅ Correct Option: 1Related questions:2025 Slot 1The passage suggests that contact tracing apps could inadvertently raise risky interactions by altering local behaviour. Which one of the assumptions below is most necessary for that suggestion to hold?2025 Slot 2None of the following statements, if true, contradicts the arguments in the passage EXCEPT:CAT 2021 Slot 3Which one of the following statements, if true, would be the most direct extension ofthe arguments in the passage?